58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
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/* -*- c -*-
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* linux/include/linux/auto_fs4.h
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*
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* Copyright 1999-2000 Jeremy Fitzhardinge <jeremy@goop.org>
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*
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* This file is part of the Linux kernel and is made available under
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* the terms of the GNU General Public License, version 2, or at your
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* option, any later version, incorporated herein by reference.
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*/
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#ifndef _LINUX_AUTO_FS4_H
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#define _LINUX_AUTO_FS4_H
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/* Include common v3 definitions */
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#include <linux/auto_fs.h>
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/* autofs v4 definitions */
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#undef AUTOFS_PROTO_VERSION
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#undef AUTOFS_MIN_PROTO_VERSION
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#undef AUTOFS_MAX_PROTO_VERSION
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#define AUTOFS_PROTO_VERSION 4
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#define AUTOFS_MIN_PROTO_VERSION 3
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#define AUTOFS_MAX_PROTO_VERSION 4
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#define AUTOFS_PROTO_SUBVERSION 5
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/* Mask for expire behaviour */
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#define AUTOFS_EXP_IMMEDIATE 1
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#define AUTOFS_EXP_LEAVES 2
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/* New message type */
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#define autofs_ptype_expire_multi 2 /* Expire entry (umount request) */
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/* v4 multi expire (via pipe) */
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struct autofs_packet_expire_multi {
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struct autofs_packet_hdr hdr;
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autofs_wqt_t wait_queue_token;
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int len;
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char name[NAME_MAX+1];
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};
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union autofs_packet_union {
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struct autofs_packet_hdr hdr;
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struct autofs_packet_missing missing;
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struct autofs_packet_expire expire;
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struct autofs_packet_expire_multi expire_multi;
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};
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#define AUTOFS_IOC_EXPIRE_MULTI _IOW(0x93,0x66,int)
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#define AUTOFS_IOC_PROTOSUBVER _IOR(0x93,0x67,int)
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#define AUTOFS_IOC_ASKREGHOST _IOR(0x93,0x68,int)
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#define AUTOFS_IOC_TOGGLEREGHOST _IOR(0x93,0x69,int)
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#define AUTOFS_IOC_ASKUMOUNT _IOR(0x93,0x70,int)
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#endif /* _LINUX_AUTO_FS4_H */
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